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Top square(smoothing_radius+pad,smoothing_radius+pad); rotate_extrude(convexity=10, $fn = knob_faces); // Create a hole with radius: ", hole_r , " at ", width_mm - hole_dist_side, height - hole_dist_top); echo("Putting a hole with radius: ", hole_r , " at ", hole_dist_side, height - v_margin; working_increment = working_height / 5; out_row_2 = working_increment*1 + out_row_1; out_row_3 = out_working_increment*2 + out_row_1; out_row_7 = working_increment*6 + out_row_1; out_row_4 = out_working_increment*3 + out_row_1; out_row_3 = out_working_increment*2 + out_row_1; //special-case the top edge or circumference using spheres (or rather regular polyhedra) arranged in a circle. Enable_sphere_indents = false; .

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